Question

find the solution them​

Answer 1

Pls mark as brainliest if it helps

4th question is not clear in the attachment

Answer 2

Step-by-step explanation:

4) sec 4 A = cosec ( A -30)

cosec ( 90 - 4A) = cosec (A -30)

90 - 4A = A-30

90+ 30 = 4A +A

120 = 5A

24 = A

pl see above question in above answer